CN216885765U

CN216885765U - Prevent printing half tone of sizing material pollution

Info

Publication number: CN216885765U
Application number: CN202123427582.6U
Authority: CN
Inventors: 政秦捐
Original assignee: Dongguan Defeng Screen Printing Technology Co ltd
Current assignee: Dongguan Defeng Screen Printing Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-05
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a printing screen capable of preventing rubber material pollution, which comprises a printing screen main body, wherein a dust guard is installed at the top of the printing screen main body, connecting blocks are fixedly connected to the bottom of the printing screen main body, positive and negative lead screws are rotatably connected between the connecting blocks through bearings, one ends of the positive and negative lead screws penetrate through the connecting blocks and are fixedly connected with rotating handles, threaded seats are connected to the surfaces of the positive and negative lead screws through threads, and sliding seats are fixedly connected to the bottoms of the threaded seats. According to the utility model, through the matching of the positive and negative screw rods, the rotating handle, the threaded seat and the sliding seat, the leakproof cloth clamped between the fixing frame and the clamping seat can be conveniently unfolded, so that the bottom of the printing screen main body can be shielded, the glue can be effectively prevented from dripping downwards through the printing screen cloth, the glue can be prevented from directly falling on the printing table surface to cause glue pollution, and the efficiency of cleaning the printing table surface by staff can be conveniently reduced.

Description

Prevent printing half tone of sizing material pollution

Technical Field

The utility model relates to the technical field of printing, in particular to a printing screen capable of preventing glue pollution.

Background

The screen printing is one of the key steps for preparing the solar cell, the printing screen plays a crucial role in the screen printing quality, and generally comprises a rectangular screen frame and printing screen cloth tensioned and fixed on the rectangular screen frame; the printing screen cloth is provided with a pattern area and a non-pattern area, wherein the pattern area only comprises a metal wire mesh, and the non-pattern area comprises the metal wire mesh and an emulsion attached to the metal wire mesh; when the printing screen is adopted for printing the solar cell, the glue can penetrate through the metal wire mesh holes in the pattern area of the printing screen cloth, but cannot penetrate through the non-pattern area, so that corresponding patterns are formed on the surface of the cell, and the manufacturing of structures such as a cell surface electrode is realized.

However, the prior device has the following defects in the technology:

1. after printing of the existing printing screen plate is finished, due to the fact that the self weight is imposed by the flowability of glue, a small amount of glue can easily penetrate through the holes of the silk screen due to gravity and can drop on the printing table surface below the printing screen plate, and therefore the difficulty of workers in cleaning the printing table surface is increased;

2. the top of the existing printing screen is generally open, so that external dust easily falls into the printing screen from the top, the sizing material is easily polluted, and the production quality and efficiency of a printing production line are greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a printing screen capable of preventing glue from being polluted, and aims to solve the problems that a small amount of glue automatically penetrates through a screen hole due to gravity, drops on a printing table top below the printing screen and is inconvenient to seal the top of the printing screen.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a prevent printing half tone of sizing material pollution, includes printing half tone main part, the dust guard is installed at the top of printing half tone main part, the bottom fixedly connected with connecting block of printing half tone main part, it is connected with positive and negative lead screw to rotate through the bearing between the connecting block, the one end through connection piece fixedly connected with of positive and negative lead screw changes the handle, there is the screw thread seat on the surface of positive and negative lead screw through threaded connection, the bottom fixedly connected with slide of screw thread seat, the one end fixedly connected with mount of slide, the inner wall fixedly connected with supporting spring of slide, supporting spring's one end fixedly connected with sliding block, the both sides fixedly connected with grip slipper of sliding block, the fixed surface of grip slipper is connected with the handle, joint leak protection cloth between grip slipper and the mount.

Furthermore, one side fixedly connected with grafting frame of dust guard, the both sides fixedly connected with bayonet socket of printing half tone main part, the inner wall of mount is run through to the leak protection cloth, one side through connection of bayonet socket has the inserted link, the tip fixedly connected with stopper of inserted link.

Furthermore, a reset spring is sleeved on the surface of the insertion rod, and two ends of the reset spring are respectively and fixedly connected with the insertion seat and the limiting block.

Furthermore, positioning rods are fixedly connected to two sides of the dust guard, positioning blocks are fixedly connected to two sides of the printing screen main body, and the inner wall size of each positioning block is matched with the corresponding positioning rod.

Furthermore, the bottom of the printing screen main body is fixedly connected with a support frame.

Furthermore, a guide rod is fixedly connected between the connecting blocks, and the surface of the guide rod is connected with the threaded seat in a sliding manner.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the matching of the positive and negative screw rods, the rotating handle, the threaded seat and the sliding seat, the leakproof cloth clamped between the fixing frame and the clamping seat can be conveniently unfolded, so that the bottom of the printing screen main body can be shielded, the glue can be effectively prevented from dripping downwards through the printing screen cloth, the glue can be prevented from directly falling on the printing table surface to cause glue pollution, and the efficiency of cleaning the printing table surface by staff can be conveniently reduced.

(1) According to the utility model, the top of the printing screen main body can be conveniently installed and sealed through the matching among the dustproof plate, the insertion frame, the insertion seat and the insertion rod, so that external dust is effectively prevented from falling into the printing screen main body from the top, the rubber material is conveniently polluted, and the production quality and efficiency of a printing production line are greatly improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the carriage and the holder of the present invention;

FIG. 3 is a schematic illustration of a split structure of the present invention;

fig. 4 is an enlarged view of the utility model at a in fig. 3.

In the figure: 1. printing a screen printing plate main body; 2. a dust-proof plate; 3. connecting blocks; 4. a positive and negative screw rod; 5. turning a handle; 6. a threaded seat; 7. a slide base; 8. a fixed mount; 9. a support spring; 10. a slider; 11. a clamping seat; 12. a handle; 13. leak-proof cloth; 14. a socket; 15. a plug rod; 16. a limiting block; 17. a return spring; 18. positioning blocks; 19. positioning a rod; 20. A plug-in frame; 21. a support frame; 22. a guide rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a prevent printing half tone of sizing material pollution, including printing half tone main part 1, dust guard 2 is installed at the top of printing half tone main part 1, the bottom fixedly connected with connecting block 3 of printing half tone main part 1, it is connected with positive and negative lead screw 4 to rotate through the bearing between the connecting block 3, the one end through connection block 3 fixedly connected with of positive and negative lead screw 4 changes 5, there is screw thread seat 6 on the surface of positive and negative lead screw 4 through threaded connection, the bottom fixedly connected with slide 7 of screw thread seat 6, the one end fixedly connected with mount 8 of slide 7, the inner wall fixedly connected with supporting spring 9 of slide 7, the one end fixedly connected with sliding block 10 of supporting spring 9, the both sides fixedly connected with grip slipper 11 of sliding block 10, the fixed surface of grip slipper 11 is connected with handle 12, joint leak protection cloth 13 between grip slipper 11 and the mount 8, through positive and negative lead screw 4, change 5, Under the cooperation between screw thread seat 6 and the slide 7, be convenient for can expand the leak protection cloth 13 of joint between mount 8 and the grip slipper 11 to can shelter from the bottom of printing half tone main part 1, thereby effectually avoid the sizing material to see through the printing screen cloth and drip downwards, and then can prevent directly to drop and cause the sizing material to pollute at printing table face, so that alleviate the efficiency that the staff cleared up printing table face.

Specifically, one side fixedly connected with grafting frame 20 of dust guard 2, the both sides fixedly connected with bayonet socket 14 of printing half tone main part 1, leak protection cloth 13 runs through the inner wall of mount 8, and one side through connection of bayonet socket 14 has inserted bar 15, and the tip fixedly connected with stopper 16 of inserted bar 15 is convenient for can install fixedly between printing half tone main part 1 and the dust guard 2.

Specifically, reset spring 17 has been cup jointed on the surface of peg graft pole 15, and reset spring 17's both ends are fixed connection bayonet socket 14 and stopper 16 respectively, and through the effect of spring force down, stability when peg graft pole 15 connects can be guaranteed.

Specifically, both sides fixedly connected with locating lever 19 of dust guard 2, the both sides fixedly connected with locating piece 18 of printing half tone main part 1, the inner wall size and the 19 looks adaptations of locating piece 18 of locating piece are convenient for can be with the joint of locating lever 19 in locating piece 18, can be so that printing half tone main part 1 and dust guard 2 more stable when installing.

Specifically, the bottom of the printing screen main body 1 is fixedly connected with the support frame 21, so that stable stability can be provided for the bottom of the printing screen main body 1.

Specifically, fixedly connected with guide bar 22 between connecting block 3, guide bar 22's surperficial sliding connection screw thread seat 6 is convenient for play the effect of stabilizing the direction when 6 removal of screw thread seat.

The working principle of the utility model is as follows: when in use, the rotating handle 5 is firstly driven to rotate the positive and negative screw rods 4 so as to control the screw seat 6, thereby driving the fixing frame 8 fixed by the sliding seat 7 to move, being convenient for unfolding the leakage-proof cloth 13 clamped between the fixing frame 8 and the clamping seat 11 so as to shield the bottom of the printing screen main body 1, thereby effectively preventing the glue material from dripping downwards through the printing screen cloth, further preventing the glue material from directly falling on the printing screen surface to cause pollution of the glue material, so as to reduce the efficiency of cleaning the printing screen surface by staff, the dustproof plate 2 is arranged at the top of the printing screen main body 1, the leakage-proof cloth 13 is clamped in the inserting seat 14, and the inserting rod 15 is inserted into the inner wall of a hole formed by the leakage-proof cloth 13, thereby ensuring the connection performance between the printing screen main body 1 and the dustproof plate 2, being convenient for installing and sealing the top of the printing screen main body 1, thereby effectively avoiding external dust to drop in printing half tone main part 1 from the top to cause the pollution to the sizing material, and then improve the production quality and the efficiency of printing production line greatly.

Claims

1. A prevent printing half tone of sizing material pollution which characterized in that: the printing screen printing plate comprises a printing screen printing plate main body (1), a dust guard (2) is installed at the top of the printing screen printing plate main body (1), connecting blocks (3) are fixedly connected to the bottom of the printing screen printing plate main body (1), positive and negative lead screws (4) are rotatably connected between the connecting blocks (3) through bearings, one ends of the positive and negative lead screws (4) penetrate through the connecting blocks (3) and are fixedly connected with rotating handles (5), threaded seats (6) are connected to the surfaces of the positive and negative lead screws (4) through threads, sliding seats (7) are fixedly connected to the bottoms of the threaded seats (6), fixing frames (8) are fixedly connected to one ends of the sliding seats (7), supporting springs (9) are fixedly connected to the inner walls of the sliding seats (7), sliding blocks (10) are fixedly connected to one ends of the supporting springs (9), clamping seats (11) are fixedly connected to the two sides of the sliding blocks (10), the surface of the clamping seat (11) is fixedly connected with a handle (12), and the clamping connection leakage-proof cloth (13) is arranged between the clamping seat (11) and the fixing frame (8).

2. The printing screen for preventing the sizing material from being polluted according to claim 1, which is characterized in that: one side fixedly connected with grafting frame (20) of dust guard (2), the both sides fixedly connected with bayonet socket (14) of printing half tone main part (1), leak protection cloth (13) run through the inner wall of mount (8), one side through connection of bayonet socket (14) has grafting pole (15), the tip fixedly connected with stopper (16) of grafting pole (15).

3. The printing screen for preventing the sizing material from being polluted according to claim 2, which is characterized in that: the surface of the inserting rod (15) is sleeved with a return spring (17), and two ends of the return spring (17) are respectively fixedly connected with the inserting seat (14) and the limiting block (16).

4. The printing screen for preventing the sizing material from being polluted according to claim 1, which is characterized in that: positioning rods (19) are fixedly connected to two sides of the dust guard (2), positioning blocks (18) are fixedly connected to two sides of the printing screen main body (1), and the inner wall sizes of the positioning blocks (18) are matched with the positioning rods (19).

5. The printing screen for preventing the sizing material from being polluted according to claim 1, which is characterized in that: the bottom of the printing screen main body (1) is fixedly connected with a support frame (21).

6. The printing screen for preventing the sizing material from being polluted according to claim 1, which is characterized in that: fixedly connected with guide bar (22) between connecting block (3), the surperficial sliding connection screw thread seat (6) of guide bar (22).